Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9332655 | Electronic circuit, light source device, and method of manufacturing electronic circuit | Katsuhiko Maeda, Masashi Suzuki, Yuugo Matsuura | 2016-05-03 |
| 9063455 | Light-emitting substrate, method for manufacturing the same, optical writing device, and image forming apparatus | Katsuhiko Maeda, Masashi Suzuki, Yuugo Matsuura | 2015-06-23 |
| 6465967 | Control circuit of light emitting element | Toshiaki Tsujikawa, Yoshio Sawada, Tadaaki Suda | 2002-10-15 |